package com.atguigu.realtime.app.dwd.db;

import com.atguigu.realtime.app.BaseSqlApp;
import com.atguigu.realtime.common.Constant;
import com.atguigu.realtime.util.SQLUtil;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import org.apache.flink.table.api.Table;
import org.apache.flink.table.api.bridge.java.StreamTableEnvironment;

/**
 * @Author lzc
 * @Date 2023/3/14 09:25
 */
public class Dwd_07_DwdTradeRefundPaySuc extends BaseSqlApp {
    public static void main(String[] args) {
        new Dwd_07_DwdTradeRefundPaySuc().init(
            3007,
            2,
            "Dwd_07_DwdTradeRefundPaySuc"
        );
        
    }
    
    @Override
    public void handle(StreamExecutionEnvironment env,
                       StreamTableEnvironment tEnv) {
        // 1. 读取 ods_db
        readOdsDb(tEnv, "Dwd_07_DwdTradeRefundPaySuc");
        // 2. 读取字典表
        readBaseDic(tEnv);
        // 3. 过滤退款成功明细数据
        Table refundPayment = tEnv.sqlQuery(
            "select " +
                "data['id'] id," +
                "data['order_id'] order_id," +
                "data['sku_id'] sku_id," +
                "data['payment_type'] payment_type," +
                "data['callback_time'] callback_time," +
                "data['total_amount'] total_amount," +
                "pt," +
                "ts " +
                "from ods_db " +
                "where `database`='gmall2022' " +
                "and `table`='refund_payment' "
                + "and `type`='insert' "
                          /*+ "and `type`='update' " +
                          "and `old`['refund_status'] is not null " +
                          "and `data`['refund_status']='0705'" */);
        tEnv.createTemporaryView("refund_payment", refundPayment);
        
        // 4. 从 order_info 中过滤出退款成功订单数据
        Table orderInfo = tEnv.sqlQuery(
            "select " +
                "data['id'] id," +
                "data['user_id'] user_id," +
                "data['province_id'] province_id," +
                "`old` " +
                "from ods_db " +
                "where `database`='gmall2022' " +
                "and `table`='order_info' " +
                "and `type`='update' " +
                "and `old`['order_status'] is not null " +
                "and `data`['order_status']='1006'");
        tEnv.createTemporaryView("order_info", orderInfo);
        // 5. 过滤出退款成功的退单数据
        Table orderRefundInfo = tEnv.sqlQuery("select " +
                                                  "data['order_id'] order_id, " +
                                                  "data['sku_id'] sku_id, " +
                                                  "data['refund_num'] refund_num, " +
                                                  "`old` " +
                                                  "from ods_db " +
                                                  "where `database`='gmall2022' " +
                                                  "and `table`='order_refund_info' " +
                                                  "and `type`='insert' "
                                                  /*+"and `type`='update' " +
                                                  "and `old`['refund_status'] is not null " +
                                                  "and `data`['refund_status']='0705' "*/ );
        tEnv.createTemporaryView("order_refund_info", orderRefundInfo);
        // 6. 4 张表的 join
        Table result = tEnv.sqlQuery("select " +
                                        "rp.id, " +
                                        "oi.user_id, " +
                                        "rp.order_id, " +
                                        "rp.sku_id, " +
                                        "oi.province_id, " +
                                        "rp.payment_type, " +
                                        "dic.dic_name payment_type_name, " +
                                        "date_format(rp.callback_time,'yyyy-MM-dd') date_id, " +
                                        "rp.callback_time, " +
                                        "ri.refund_num, " +
                                        "rp.total_amount, " +
                                        "rp.ts " +
                                        "from refund_payment rp " +
                                        "join order_info oi on rp.order_id=oi.id " +
                                        "join order_refund_info ri " +
                                        "on rp.order_id=ri.order_id and rp.sku_id=ri.sku_id " +
                                        "join base_dic for system_time as of rp.pt as dic " +
                                        "on rp.payment_type=dic.dic_code");
        
        // 7.写出到 kafka
        tEnv.executeSql("create table dwd_trade_refund_pay_suc(  " +
                                "id string,  " +
                                "user_id string,  " +
                                "order_id string,  " +
                                "sku_id string,  " +
                                "province_id string,  " +
                                "payment_type_code string,  " +
                                "payment_type_name string,  " +
                                "date_id string,  " +
                                "callback_time string,  " +
                                "refund_num string,  " +
                                "refund_amount string,  " +
                                "ts bigint  " +
                                ")" + SQLUtil.getKafkaSinkDDL(Constant.TOPIC_DWD_TRADE_REFUND_PAY_SUC));
        result.executeInsert("dwd_trade_refund_pay_suc");
    }
}
/*
交易域退款成功事务事实表
    refund_payment  update  refund_status ->0705
        获取退款成功的明细数据
        join
    order_info update order_status ->1006
        获取订单
        join
    order_refund_info
        获取退单的明细数据  update refund_status ->0705
        join
    字典表

 */